.one-menu{
    width: 100%;
    height: 55px;
    background-color: rgba(255,255,255,0);
    font-family: "微软雅黑 Regular", 微软雅黑, serif;
    font-weight: 400;
    font-style: normal;
    color: rgb(255, 255, 255);
    text-align: center;
    font-size: 16px;
    cursor: pointer;
}
/**/
.one-menu i{
    font-size: 15px;
    margin-right: 5px;
}
.one-menu > span{
    line-height: 55px;
    font-size: 13px;
}
.child-menu{
    line-height: 50px;
    background-color:#1F2D3D;
    font-family: "微软雅黑 Regular", 微软雅黑, serif;
    font-weight: 400;
    font-style: normal;
    color: rgb(255, 255, 255);
    text-align: center;
    font-size: 13px;
    transition: all 1s;
    overflow:hidden;
    cursor: pointer;
}
.child-menu li i{
    font-size: 15px;
    margin-right: 5px;
}
.one-menu-two{
    width: 100%;
    height: 55px;
    background-color: rgba(255,255,255,0);
    font-family: "微软雅黑 Regular", 微软雅黑, serif;
    font-weight: 400;
    font-style: normal;
    color: rgb(255, 255, 255);
    text-align: center;
    font-size: 16px;
    cursor: pointer;
}
.one-menu-two i{
    font-size: 15px;
    margin-right: 5px;
}
.one-menu-two > span{
    line-height: 55px;
    font-size: 13px;
}
.child-menu-two{
    line-height: 50px;
    background-color:#1F2D3D;
    font-family: "微软雅黑 Regular", 微软雅黑, serif;
    font-weight: 400;
    font-style: normal;
    color: rgb(255, 255, 255);
    text-align: center;
    font-size: 13px;
    transition: all 1s;
    overflow:hidden;
    cursor: pointer;
}
.child-menu-two li i{
    font-size: 15px;
    margin-right: 5px;
}
.one-menu-three{
    width: 100%;
    height: 55px;
    background-color: rgba(255,255,255,0);
    font-family: "微软雅黑 Regular", 微软雅黑, serif;
    font-weight: 400;
    font-style: normal;
    color: rgb(255, 255, 255);
    text-align: center;
    font-size: 16px;
    cursor: pointer;
}
.one-menu-three i{
    font-size: 15px;
    margin-right: 5px;
}
.one-menu-three > span{
    line-height: 55px;
    font-size: 13px;
}
.child-menu-three{
    line-height: 50px;
    background-color:#1F2D3D;
    font-family: "微软雅黑 Regular", 微软雅黑, serif;
    font-weight: 400;
    font-style: normal;
    color: rgb(255, 255, 255);
    text-align: center;
    font-size: 13px;
    transition: all 1s;
    overflow:hidden;
    cursor: pointer;
}
.child-menu-three li i{
    font-size: 15px;
    margin-right: 5px;
}
.one-menu-for{
     width: 100%;
     height: 55px;
     background-color: rgba(255,255,255,0);
     font-family: "微软雅黑 Regular", 微软雅黑, serif;
     font-weight: 400;
     font-style: normal;
     color: rgb(255, 255, 255);
     text-align: center;
     font-size: 16px;
     cursor: pointer;
 }
.one-menu-for i{
    font-size: 15px;
    margin-right: 5px;
}
.one-menu-for > span{
    line-height: 55px;
    font-size: 13px;
}
.child-menu-for{
    line-height: 50px;
    background-color:#1F2D3D;
    font-family: "微软雅黑 Regular", 微软雅黑, serif;
    font-weight: 400;
    font-style: normal;
    color: rgb(255, 255, 255);
    text-align: center;
    font-size: 13px;
    transition: all 1s;
    overflow:hidden;
    cursor: pointer;
}
.child-menu-for li i{
    font-size: 15px;
    margin-right: 5px;
}
.one-menu-five{
    width: 100%;
    height: 55px;
    background-color: rgba(255,255,255,0);
    font-family: "微软雅黑 Regular", 微软雅黑, serif;
    font-weight: 400;
    font-style: normal;
    color: rgb(255, 255, 255);
    text-align: center;
    font-size: 16px;
    cursor: pointer;
}
.one-menu-five i{
    font-size: 15px;
    margin-right: 5px;
}
.one-menu-five > span{
    line-height: 55px;
    font-size: 13px;
}
.child-menu-five{
    line-height: 50px;
    background-color:#1F2D3D;
    font-family: "微软雅黑 Regular", 微软雅黑, serif;
    font-weight: 400;
    font-style: normal;
    color: rgb(255, 255, 255);
    text-align: center;
    font-size: 13px;
    transition: all 1s;
    overflow:hidden;
    cursor: pointer;
}
.child-menu-five li i{
    font-size: 15px;
    margin-right: 5px;
}
.one-menu:hover{
    background-color: palegoldenrod;
    color: #666666;
}
.one-menu-two:hover{
    background-color: palegoldenrod;
    color: #666666;
}
.one-menu-three:hover{
    background-color: palegoldenrod;
    color: #666666;
}
.one-menu-for:hover{
    background-color: palegoldenrod;
    color: #666666;
}
.one-menu-five:hover{
    background-color: palegoldenrod;
    color: #666666;
}
.item-user:hover{
    background-color: palegoldenrod;
    color: #666666;
}
.item-limits:hover{
    background-color: palegoldenrod;
    color: #666666;
}
.item-slide:hover{
    background-color: palegoldenrod;
    color: #666666;
}
.item-system:hover{
    background-color: palegoldenrod;
    color: #666666;
}
.item-title:hover{
      background-color: palegoldenrod;
      color: #666666;
  }
.item-course:hover{
    background-color: palegoldenrod;
    color: #666666;
}
.item-sort:hover{
    background-color: palegoldenrod;
    color: #666666;
}
.item-activity:hover{
    background-color: palegoldenrod;
    color: #666666;
}
.item-bank:hover{
    background-color: palegoldenrod;
    color: #666666;
}
.menu-Css{
    color: #409Eff;
}